CN214638105U

CN214638105U - Sand sieving mechanism that building engineering used

Info

Publication number: CN214638105U
Application number: CN202120624744.6U
Authority: CN
Inventors: 张兴春
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-27
Filing date: 2021-03-27
Publication date: 2021-11-09
Anticipated expiration: 2031-03-27

Abstract

The utility model relates to a sand screening device for construction engineering, which comprises a screening box, a screening cavity with an upward opening is arranged in the screening box, a screening frame is arranged in the screening cavity, a screen is fixedly connected to the screening frame, the screen is arranged at the middle position of the screening cavity, a supporting component is fixedly connected to the screening box and supports against the lower end surface of the right side of the screening frame, a control mechanism is arranged on the screening box and is connected with the left side of the screening frame for controlling the left side of the screening frame to swing up and down, a vibration mechanism for driving the screening frame to vibrate is also connected to the screening box, a fine sand discharge port communicated with the screening cavity is arranged at the bottom of the screening box, a coarse sand discharge port leading to the screening cavity is arranged at the left side of the screening box, the coarse sand discharge port is positioned at the lower side of the screen, be equipped with the door of opening and close on the coarse sand discharge gate, the utility model discloses can filter the sand automatically.

Description

Sand sieving mechanism that building engineering used

Technical Field

The utility model relates to a sieving mechanism technical field, especially a sand sieving mechanism that building engineering used.

Background

The sand is the indispensable building material in the building field, and help building wall is harder firm, and sand in use need screen the thickness in advance, and the sand that the thickness is different is used to different building occasions. At present, sand screening on the site is generally completed by construction workers, the working strength is high, the working efficiency is low, and efficient construction is difficult to realize.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sand sieving mechanism that building engineering used, it can replace the workman to sieve husky work, sieves husky efficient, has reduced workman's intensity of labour, has solved the above-mentioned problem that exists among the prior art in the use.

The technical scheme of the utility model is realized like this: a sand screening device for constructional engineering comprises a screening box, wherein a plurality of supporting legs are arranged on the lower side of the screening box, a screening cavity with an upward opening is arranged in the screening box, a screening frame is arranged in the screening cavity, a screen is fixedly connected to the screening frame, the screen is arranged in the middle of the screening cavity and divides the screening cavity into an upper part and a lower part, a supporting component is fixedly connected to the screening box and supports against the lower end face of the right side of the screening frame, a control mechanism is fixedly connected to the screening box and connected with the left side of the screening frame for controlling the left side of the screening frame to swing up and down, a vibration mechanism for driving the screening frame to vibrate is further connected to the screening box, a fine sand discharge port communicated with the screening cavity is formed in the bottom of the screening box, a coarse sand discharge port leading to the screening cavity is formed in the left side of the screening box, the coarse sand discharge port is positioned at the lower side of the screen, and an opening and closing door is arranged on the coarse sand discharge port.

Through adopting the above-mentioned technical scheme, when screening sand, the screening intracavity is poured into from the upper end of screening case to the sand that will carry out the screening, the sand drops on the screen cloth, thin sand that space on than the screen cloth is little just drops from the screen cloth, and fall out from the thin sand discharge gate, and thick sand that space on than the screen cloth is big just stays on the screen cloth, the continuous drive screening frame of shale shaker vibrates, thereby make the sand on the screen cloth more comprehensive more efficient filter, after the screening, open and close the door and open, open the thick sand discharge gate, then the left side of control mechanism control screening frame swings downwards, thereby just make the thick sand that stops on the screen cloth empty and go out from the thick sand discharge gate, the utility model discloses can replace the workman to carry out the work of screening sand, it is efficient to screen sand, workman's intensity of labour has been reduced.

The utility model discloses further set up to: the supporting component comprises a first supporting seat and a second supporting seat which are fixed on the screening box, the first supporting seat and the second supporting seat are respectively positioned below the front corner and the rear corner on the right side of the screening frame, springs are fixedly connected to the first supporting seat and the second supporting seat, and the upper ends of the springs are abutted to the lower end face of the right side of the screening frame.

Through adopting above-mentioned technical scheme, the front and back both angles on screening frame right side are supported by the spring on first supporting seat and the second supporting seat respectively and are held, and this structure can strengthen the vibration frequency of screening frame when being vibrated by vibration mechanism to the screening effect of reinforcing screen cloth.

The utility model discloses further set up to: the control mechanism comprises a first air cylinder, a steel wire rope and connecting buckles, a first air cylinder fixing seat is arranged on the screening box, the first air cylinder is fixedly arranged on the first air cylinder fixing seat, the connecting buckles are respectively and fixedly connected to the left front corner and the back corner of the screening frame, the upper end of the steel wire rope is connected with an output shaft of the first air cylinder, and the lower end of the steel wire rope is divided into two strands and respectively connected with the two connecting buckles.

Through adopting above-mentioned technical scheme, first cylinder can upwards stimulate the screening frame through the steel wire rope, and when the output shaft of first cylinder extended downwards, there was supporting component to support because of the right side below of screening frame, and the left side below of screening frame does not support, so the left side of screening frame just can the downward sloping, makes the thick sand that stops on the screen cloth topple over and go out, and this simple structure is reliable, satisfies the user demand of toppling over thick sand.

The utility model discloses further set up to: the utility model discloses a screening box, including screening box, vibration mechanism, motor, cam, screening chamber, vibration mechanism, vibrating mechanism, motor and cam, vibration mechanism is equipped with two and is located the preceding back both sides top of screening frame respectively, vibration mechanism is including motor and cam, the motor is fixed to be set up on the lateral wall of screening box, the output shaft of motor is worn into the screening intracavity and is connected with the cam, the cam setting is in the top of screening frame and is contradicted with the production of screening frame in the pivoted.

Through adopting above-mentioned technical scheme, vibration mechanism drives the cam through the motor and rotates, and the cam is continuous produces the conflict striking with the screening frame under high-speed rotation to just make screening frame and screen cloth produce high-frequency vibration, reliable and stable.

The utility model discloses further set up to: the opening and closing door is connected with a connecting plate, the screening box is fixedly connected with a second air cylinder fixing seat above the connecting plate, a second air cylinder is arranged on the second air cylinder fixing seat, and an output shaft of the second air cylinder is connected with the connecting plate.

Through adopting above-mentioned technical scheme, the second cylinder can control the door of opening and close and open and close coarse sand discharge gate, convenient to use.

The utility model discloses further set up to: the screening case is connected with interior slope guide assembly and outer slope deflector on the downside position of coarse sand discharge gate, interior slope guide assembly sets up at the screening intracavity, the outer slope deflector sets up outside the screening case.

Through adopting above-mentioned technical scheme, when the coarse sand is emptyd to the screen cloth, the interior slope direction subassembly can be reliable and stable derive the coarse sand discharge gate with the coarse sand, and the workman can be convenient for to the outward sloping deflector collects the coarse sand that pours from the coarse sand discharge gate.

The utility model discloses further set up to: the inner inclined guide assembly comprises mounting rods connected to the front side and the rear side of the coarse sand discharge port, a guide screen is arranged on each mounting rod, and the mesh number of the guide screen is the same as that of the screen.

By adopting the technical scheme, the inner inclined guide assembly consists of the mounting rod and the guide screen, and the guide screen can allow fine sand to pass through, so that the fine sand is prevented from staying on the inner inclined guide assembly after passing through the screen.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 viewed at another angle;

FIG. 3 is a schematic structural view of the present invention with the screening box removed;

FIG. 4 is a schematic view of the structure of FIG. 3 viewed at another angle;

fig. 5 is a schematic sectional structure of the present invention;

fig. 6 is the structural schematic diagram of the left side downward sloping that the opening and closing door in the utility model is opened and the screening frame.

In the figure: 1. a screening box; 11. a screening chamber; 12. discharging fine sand; 13. discharging the coarse sand; 14. a first cylinder fixing seat; 15. a second cylinder fixing seat; 2. supporting legs; 31. a screening frame; 32. screening a screen; 41. a first support base; 42. a second support seat; 43. a spring; 51. a first cylinder; 52. a steel wire rope; 53. a connecting buckle; 61. a motor; 62. a cam; 71. opening and closing the door; 72. a connecting plate; 73. a second cylinder; 81. mounting a rod; 82. a guide screen; 9. an outer inclined guide plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 6 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

As shown in fig. 1 to 6, the utility model discloses a sand screening device for construction engineering, which comprises a screening box 1, wherein a plurality of supporting legs 2 are arranged on the lower side of the screening box 1, a screening chamber 11 with an upward opening is arranged in the screening chamber 1, a screening frame 31 is arranged in the screening chamber 11, a screen 32 is fixedly connected on the screening frame 31, the screen 32 is arranged on the middle position of the screening chamber 11 and divides the screening chamber 11 into an upper part and a lower part, a supporting component is fixedly connected on the screening box 1 and is supported on the lower end surface of the right side of the screening frame 31, a control mechanism is fixedly connected on the screening box 1 and is connected with the left side of the screening frame 31 for controlling the left side of the screening frame 31 to swing up and down, a vibration mechanism for driving the screening frame 31 to vibrate is also connected on the screening box 1, the bottom of screening case 1 is gone up to open has the fine sand discharge gate 12 that communicates with each other with screening chamber 11, it has the coarse sand discharge gate 13 that leads to screening chamber 11 to open on the left surface of screening case 1, coarse sand discharge gate 13 is located the downside position of screen cloth 32, be equipped with on-off door 71 on the coarse sand discharge gate 13.

The utility model discloses a theory of operation: when screening sand, the sand that will carry out the screening is poured into in screening chamber 11 from the upper end of screening case 1, the sand drops on screen cloth 32, the thin sand that is less than the space on screen cloth 32 just drops from screen cloth 32, and fall out from thin sand discharge gate 12, and the big thick sand in space on the screen cloth 32 just stays on screen cloth 32 than, the continuous drive screening frame 31 of vibrating mechanism vibrates, thereby make the sand on the screen cloth 32 more comprehensive more efficient screen, after the screening, open door 71 and open, open thick sand discharge gate 13, then control mechanism control screening frame 31's left side downswing, thereby just make the thick sand that stops on screen cloth 32 empty from thick sand discharge gate 13 and go out, the utility model discloses can replace the workman to sieve husky work, sieve husky efficient, reduced workman's intensity of labour.

Wherein, the supporting component is including fixing first supporting seat 41 and second supporting seat 42 on screening case 1, first supporting seat 41 is located the front and back both corners below on screening frame 31 right side respectively with second supporting seat 42, equal fixedly connected with spring 43 on first supporting seat 41 and the second supporting seat 42, the terminal surface offsets under the upper end of spring 43 and the right side of screening frame 31 and holds, and this structure is outside effectively supporting holding the right side of screening frame 31, can also strengthen the vibration frequency of screening frame 31 when being vibrated by vibration mechanism to strengthen the screening effect of screen cloth 32.

The control mechanism comprises a first cylinder 51, a steel wire rope 52 and connecting buckles 53, the screening box 1 is provided with a first cylinder fixing seat 14, the first cylinder 51 is fixedly arranged on the first cylinder fixing seat 14, the connecting buckles 53 are provided with two parts which are respectively and fixedly connected to the front and rear corners of the left side of the screening frame 31, the upper end of the steel wire rope 52 is connected with the output shaft of the first cylinder 51, the lower end of the steel wire rope 52 is divided into two parts which are respectively connected with the two connecting buckles 53, the first cylinder 51 can pull the screening frame 31 upwards through the steel wire rope 52, when the output shaft of the first cylinder 51 extends downwards, as the right side lower part of the screening frame 31 is supported by a supporting component, and the left side lower part of the screening frame 31 is not supported, the left side of the screening frame 31 can incline downwards, so that coarse sand staying on the screen 32 can be poured out, this simple structure is reliable, satisfies the user demand of empting the coarse sand.

In addition, vibration mechanism is equipped with two and is located screening frame 31 front and back both sides top respectively, vibration mechanism is including motor 61 and cam 62, motor 61 is fixed to be set up on the lateral wall of screening case 1, the output shaft of motor 61 is worn into and is connected with cam 62 in screening chamber 11, cam 62 sets up in screening frame 31 the top and produces the conflict with screening frame 31 when the pivoted, and vibration mechanism drives cam 62 through motor 61 and rotates, and cam 62 is continuous under high-speed rotatory produces the conflict striking with screening frame 31 to just make screening frame 31 and screen cloth 32 produce high-frequency vibration, reliable and stable.

In order to enable the opening and closing door 71 to be opened and closed automatically, a connecting plate 72 is connected to the opening and closing door 71, a second cylinder fixing seat 15 is fixedly connected to the upper portion of the connecting plate 72 of the screening box 1, a second cylinder 73 is arranged on the second cylinder fixing seat 15, and an output shaft of the second cylinder 73 is connected with the connecting plate 72.

The utility model discloses in, screening case 1 is connected with interior slope guide assembly and tilt guide 9 on the downside position of coarse sand discharge gate 13, interior slope guide assembly sets up in screening chamber 11, tilt guide 9 sets up outside screening case 1, when the coarse sand is emptyd at screen cloth 32, interior slope guide assembly can be reliable and stable exports coarse sand discharge gate 13 with the coarse sand, and tilt guide 9 can be convenient for the workman and collect the coarse sand that pours from coarse sand discharge gate 13.

The inner inclined guide assembly comprises mounting rods 81 connected to the front side and the rear side of the coarse sand discharge port 13, a guide screen 82 is arranged on the mounting rods 81, the mesh number of the guide screen 82 is the same as that of the screen 32, and the guide screen 82 can allow fine sand to pass through, so that the fine sand is prevented from staying on the inner inclined guide assembly after passing through the screen 32.

The utility model that should point out simultaneously indicates the terminology, like: the directional or positional relationships indicated as "front", "rear", "vertical", "horizontal", etc. are based on the directional or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sand sieving mechanism that building engineering used, includes the screening case, its characterized in that: the screening device is characterized in that a plurality of supporting legs are arranged on the lower side of the screening box, a screening cavity with an upward opening is arranged in the screening box, a screening frame is arranged in the screening cavity, a screen is fixedly connected onto the screening frame, the screen is arranged at the middle position of the screening cavity and divides the screening cavity into an upper part and a lower part, a supporting component is fixedly connected onto the screening box and supports against the lower end face of the right side of the screening frame, a control mechanism is fixedly connected onto the screening box and connected with the left side of the screening frame for controlling the left side of the screening frame to swing up and down, a vibrating mechanism for driving the screening frame to vibrate is also connected onto the screening box, a fine sand discharge port communicated with the screening cavity is arranged at the bottom of the screening box, a coarse sand discharge port leading to the screening cavity is arranged on the left side of the screening box, and the coarse sand discharge port is positioned at the lower side of the screen, and an opening and closing door is arranged on the coarse sand discharge port.

2. The sand screening apparatus for construction work according to claim 1, wherein: the supporting component comprises a first supporting seat and a second supporting seat which are fixed on the screening box, the first supporting seat and the second supporting seat are respectively positioned below the front corner and the rear corner on the right side of the screening frame, springs are fixedly connected to the first supporting seat and the second supporting seat, and the upper ends of the springs are abutted to the lower end face of the right side of the screening frame.

3. The sand screening apparatus for construction work according to claim 2, wherein: the control mechanism comprises a first air cylinder, a steel wire rope and connecting buckles, a first air cylinder fixing seat is arranged on the screening box, the first air cylinder is fixedly arranged on the first air cylinder fixing seat, the connecting buckles are respectively and fixedly connected to the left front corner and the back corner of the screening frame, the upper end of the steel wire rope is connected with an output shaft of the first air cylinder, and the lower end of the steel wire rope is divided into two strands and respectively connected with the two connecting buckles.

4. The sand screening apparatus for construction work according to claim 2, wherein: the utility model discloses a screening box, including screening box, vibration mechanism, motor, cam, screening chamber, vibration mechanism, vibrating mechanism, motor and cam, vibration mechanism is equipped with two and is located the preceding back both sides top of screening frame respectively, vibration mechanism is including motor and cam, the motor is fixed to be set up on the lateral wall of screening box, the output shaft of motor is worn into the screening intracavity and is connected with the cam, the cam setting is in the top of screening frame and is contradicted with the production of screening frame in the pivoted.

5. The sand screening apparatus for construction work according to claim 1, wherein: the opening and closing door is connected with a connecting plate, the screening box is fixedly connected with a second air cylinder fixing seat above the connecting plate, a second air cylinder is arranged on the second air cylinder fixing seat, and an output shaft of the second air cylinder is connected with the connecting plate.

6. The sand screening apparatus for construction work according to claim 1, wherein: the screening case is connected with interior slope guide assembly and outer slope deflector on the downside position of coarse sand discharge gate, interior slope guide assembly sets up at the screening intracavity, the outer slope deflector sets up outside the screening case.

7. The sand screening device for construction engineering according to claim 6, wherein: the inner inclined guide assembly comprises mounting rods connected to the front side and the rear side of the coarse sand discharge port, guide screens are arranged on the mounting rods, and the mesh number of the guide screens is the same as that of the screens.